MALICIOUS
133
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
T1059.003 Windows Command Shell
The RTF document contains embedded OLE object data and specifically triggers the Equation Editor CLSID, indicating an attempt to exploit a known vulnerability. The \objupdate directive further suggests that the embedded object is designed to be activated automatically upon opening, likely leading to the execution of a malicious payload.
Heuristics 3
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Equation Editor CLSID critical RTF_EQUATION_EDITOREquation Editor OLE CLSID found inside an OLE object — exploited by CVE-2017-11882 / CVE-2018-0802 / CVE-2018-0798
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\objupdate forces OLE activation high RTF_OBJUPDATERTF contains \objupdate — forces automatic OLE object instantiation when the document is opened, bypassing user interaction. Almost exclusively seen in Equation Editor exploit documents.
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OLE object data medium RTF_OBJDATARTF contains 2 \objdata section(s) — embedded OLE objects
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
objdata_00_off00001045.bin85b5115fe917ec9d5afbefb8d45da8e9b4a20f242e6b17d887567fe7a291dfac |
rtf-objdata-decoded | RTF \objdata at offset 0x1045 | 3653 bytes |
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